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Agents

NCPA (Cross Platform Agent)

NCPA - Agent Installation Instructions

This document describes how to install the Nagios Cross Platform Agent (NCPA) on Windows, Linux and Mac OS X. NCPA is intended to simplify and universalize agent-based monitoring across different operating systems.

This document is intended for use by Nagios Administrators who wish to use NCPA to monitor servers. NCPA simplifies monitoring configurations and maintenance by allowing Nagios to monitor servers using the same agent regardless of platform.

NCPA - Agent Installation Instructions

How To Monitor Devices Using The NCPA Agent and Wizard

This document describes how to use Nagios® XI™ to actively monitor machines via the NCPA agent (Nagios Cross Platform Agent). NCPA is an advanced, cross-platform agent that can be installed on both Windows and Linux machines.

This document is intended for use by both Nagios administrators and users who wish to use the NCPA agent which is platform independent.

Nagios XI - How To Monitor Devices Using The NCPA Agent and Wizard

Using NCPA For Passive Checks

This document describes how to configure the Nagios Cross Platform Agent (NCPA) to send passive check results to Nagios XI or Nagios Core using Nagios Remote Data Processor (NRDP).

This document is intended for use by Nagios XI or Nagios Core Administrators who want to understand how to configure NCPA to send passive check results.

Using NCPA For Passive Checks

Windows Agents

Installing the NSClient++ agent

In order to monitor a Windows desktop or server with Nagios, you must first install on agent on the target machine. This guide takes you through the steps of installing and configuring the Windows agent (NSClient++) in preparation for monitoring the machine with Nagios XI or Nagios Core.

Installing The XI Windows Agent

Enabling NRPE With NSClient++

This document describes how to configure NRPE Listener in NSClient++ (versions 0.3.x and 0.4.x) for Nagios XI on a Windows client system.

Enabling the NRPE Listener in NSClient

Enabling the NRPE Listener in NSClient 0.4.x

Linux Agents

Installing The XI Linux Agent

In order to monitor a Linux/Unix desktop or server with Nagios XI, you must first install an agent on the target machine. This guide takes you through the steps of installing and configuring the Linux agent in preparation for monitoring the machine with Nagios XI. The XI Linux agent is simply a combination of NRPE, the official Nagios Plugins, and a few additional plugins, along with some specific NRPE configuration file options.

The Linux agent installation is currently supported on RHEL/CentOS 5+, Fedora 14+, SLES 11+, OpenSUSE 11+, Ubuntu 12+, and Debian 6+.

Nagios XI - Installing The Linux Agent

Note: This document is intended to be used in conjunction with the Linux Server Monitoring wizard that ships with Nagios XI. As an alternative, you could use the NRPE wizard, also available in Nagios XI. More configuration wizards could be found on the Nagios Exchange.

If you've already read the documentation and are just looking for the download URL again, it's https://assets.nagios.com/downloads/nagiosxi/agents/linux-nrpe-agent.tar.gz.

Installing The Nagios Ubuntu and Debian Linux Agent

In order to monitor a Linux/Unix desktop or server with Nagios XI, you must first install an agent on the target machine. This guide takes you through the steps of installing and configuring the Linux agent in preparation for monitoring the machine with Nagios XI. The XI Linux agent is simply a combination of NRPE, the official Nagios Plugins, and a few additional plugins, along with some specific NRPE configuration file options.

The Linux agent installation is currently supported on RHEL/CentOS 5+, Fedora 14+, SLES 11+, OpenSUSE 11+, Ubuntu 12+, and Debian 6+. These steps will likely also work with little to no modification on other distributions, such as CrunchBang, easypeasy, gNewSense, Xandros, MEPIS, Mint, Knoppix, Baltix, Guadalinux, eBox, Untangle, and Vyatta.

Nagios XI - Installing The Linux Agent

Note: This document is intended to be used in conjunction with the Linux Server Monitoring wizard that ships with Nagios XI. As an alternative, you could use the NRPE wizard, also available in Nagios XI. More configuration wizards could be found on the Nagios Exchange.

If you've already read the documentation and are just looking for the download URL again, it's https://assets.nagios.com/downloads/nagiosxi/agents/linux-nrpe-agent.tar.gz.

Source Based NRPE Installation

This document describes how to install and configure NRPE from source for use with Nagios XI. The linux-nrpe-agent that ships with Nagios XI is only supported on a few select distributions (RHEL and CentOS). As most monitoring environments consist of many different distributions, you will find that you will need to compile nrpe and its associated plugins.

This document is intended for Nagios XI administrators who are new to NRPE or Nagios XI, and have to use a source-based install method of NRPE, usually due to unsupported Linux distributions or security restrictions in corporate build environments.

Source Based NRPE Installation and XI

NRPE Troubleshooting and Common Solutions

This document describes how to troubleshoot NRPE agent issues. It covers solutions to common problems/errors and general troubleshooting tips. Additionally, it provides a simple framework to systematically drill down problems with NRPE.

This document is intended for admins who are having issues with the NRPE agent on Linux platforms. It assumes that you have some basic knowledge of how NRPE works, that you have installed and created a base configuration.

NRPE Troubleshooting and Common Solutions

MacOSX Agent

Installing the XI MacOSX Agent

This document describes how to install the OS/X agent for monitoring with Nagios XI.

Installing the XI MacOSX Agent

Solaris Agent

Solaris Agent Installation

This is a guide to help you install the Solaris Monitoring Agent and Wizard.

Solaris Monitoring Agent Installation

AIX Agent

AIX Agent Installation

This is a guide to help you install the AIX Monitoring Agent and Wizard.

AIX Monitoring Agent Installation